/**
 * Copyright 2023 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import React from 'react';
import PropTypes from 'prop-types';
import { useState } from 'react';
import { Navigate, useLocation } from 'react-router-dom';
import useAuth from '../hooks/useAuth';

AuthGuard.propTypes = {
  children: PropTypes.node,
};

export default function AuthGuard({ children }) {
  const { isAuthenticated, isInitialized } = useAuth();
  const { pathname } = useLocation();
  const [requestedLocation, setRequestedLocation] = useState(null);

  if (!isAuthenticated) {
    if (pathname !== requestedLocation) {
      setRequestedLocation(pathname);
    }
    return <Navigate to={'/'} />;
  }

  return <>{children}</>;
}
